InChI=1/C15H17N5O/c1-11-9-12(18-21-11)10-19-7-4-5-13(19)15-17-16-14-6-2-3-8-20(14)15/h2-3,6,8-9,13H,4-5,7,10H2,1H3/t13-/m1/s1 3A93546D5D52F054